1. Photoshop Selection Tools

2. Photoshop Need to Knows
The extension for photoshop files is .psd
If you would like to save your image as a .jpeg, select .jpg or .jpeg from the ‘save as type’ drop down menu when saving your image
When you open Photoshop, select the EDIT mode and Photoshop will launch
Select File  New  Blank File
This will give you a new blank layer

3. Screen that is shown when you initially open Photoshop

4. Photoshop canvas

5. Layers in Photoshop Layer Active Layer
Similar to sheets of stacked paper. They are transparent and can hold more than one image
Active Layer
The sheet that you are currently working on
The first layer is actually Layer 0 and can be renamed by clicking on Layer 0 and typing in a new name
Layers can be added by clicking on the ‘Create New Layer’ button
Layers can be ordered by clicking and dragging them above or below other existing layers
To delete a layer, click on it and then select the garbage pail at the bottom of the screen

6. Selection Tools
There are three selection tools that you can use in Photoshop to assist you with selecting fine details and parts of larger images.
Marquee tool (rectangular)
Lasso tool (regular, magnetic, polygonal)
Quick selection tool

7. Marquee Tools
Used if you need to select an object that is a perfect shape
Can be used if you are not concerned with also obtaining a portion of the background

8. Lasso Tools
Used to select exact objects by outlining them and moving them to a new desired location
Magnetic lasso tool if very user friendly because it will outline the areas that your cursor is closest too for better accuracy.
To use the magnetic lasso tool do the following:
Select the tool
Click on the start position (any point) of an object that you would like to cut and move from a larger image or canvas

9. Move your cursor around the object slowly for the best accuracy
You may click after each short section to save your outline
Press the ALT key while moving if you find your cursor is cutting out chunks of your image
When you get back to the starting point click to connect your outline
The marching outline shows you the area that has been selected
You can know use CTRL + C to copy your image to a new layer and CTRL + V to paste.

10. Quick Selection Tool
Allows you to select small portions of an image and transfer them to a new location or layer

11. Moving Images and Parts of an Image
Once you have selected an object and placed it on a new layer you must select the Move Selection Tool before you can resize or move your image on the layer.